Estimating means....

• Take a guess.

• Find the exact answer.

• About how much.

• Add or subtract.

Estimate the difference of 470-289 by rounding to the nearest hundreds

• 300
• 100
• 181
• 200

68 - 36 is about how many?

• 10

• 15

• 20

• 30

• 500 - 200 = 300
• 600 - 200 = 300
• 600 - 200 = 400
• 500 - 200 = 200

Tags

CCSS.2.NBT.B.8

Estimate to the thousands place.
6,375 - 1890 =

• 4,485
• 4,500
• 4,000
• 5,000

Estimate the difference.

82 - 19 =

• 100

• 60

• 65

• 70

What is the estimated difference of

5,609 - 1,842?

• 5,000

• 3,767

• 4,000

• 3,027

What is the estimated difference of

426 - 210?

What is the estimated difference of

834 - 296?

• 538

• 500

• 482

• 600

Estimate the difference.

91 - 11 =

• 80

• 90

• 100

• 78